:root {
            --brand-primary: #E8533F;
            --brand-primary-dark: #C93F2E;
            --brand-secondary: #1F2A38;
            --brand-secondary-light: #2B3A4D;
            --brand-accent: #F5A623;
            --brand-accent-soft: #FEF3E2;
            --bg-warm: #FAF8F6;
            --bg-white: #FFFFFF;
            --text-main: #1F2937;
            --text-sub: #6B7280;
            --text-light: #9CA3AF;
            --border-soft: #E8E4E0;
            --border-light: #F0EDEA;
            --radius-xl: 28px;
            --radius-lg: 22px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --radius-pill: 50px;
            --shadow-card: 0 4px 20px rgba(0,0,0,0.05);
            --shadow-hover: 0 14px 40px rgba(0,0,0,0.10);
            --shadow-nav: 0 2px 16px rgba(0,0,0,0.06);
            --transition-base: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.65;
            margin: 0;
            padding: 0;
            font-size: 16px;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }

        a:hover {
            text-decoration: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (min-width: 1400px) {
            .container-custom {
                max-width: 1320px;
            }
        }

        @media (max-width: 991.98px) {
            .container-custom {
                padding-left: 18px;
                padding-right: 18px;
            }
        }

        @media (max-width: 575.98px) {
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--bg-white);
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid var(--border-light);
        }

        .header-top-bar {
            background: var(--brand-secondary);
            padding: 8px 0;
            font-size: 13px;
            color: rgba(255,255,255,0.85);
        }

        .header-top-bar .container-custom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px 16px;
        }

        .header-top-bar a {
            color: rgba(255,255,255,0.85);
        }

        .header-top-bar a:hover {
            color: var(--brand-accent);
        }

        .header-top-left,
        .header-top-right {
            display: flex;
            align-items: center;
            gap: 18px;
        }

        .header-main {
            padding: 14px 0;
            background: var(--bg-white);
        }

        .header-main .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-secondary);
            white-space: nowrap;
        }

        .brand-logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #fff;
            flex-shrink: 0;
        }

        .brand-logo span {
            color: var(--brand-primary);
        }

        .header-search {
            flex: 1;
            max-width: 420px;
            position: relative;
        }

        .header-search input {
            width: 100%;
            border: 2px solid var(--border-soft);
            border-radius: var(--radius-pill);
            padding: 10px 46px 10px 20px;
            background: var(--bg-warm);
            font-size: 14px;
            color: var(--text-main);
            transition: var(--transition-base);
        }

        .header-search input:focus {
            border-color: var(--brand-primary);
            background: #fff;
            outline: none;
        }

        .header-search button {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            background: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .header-search button:hover {
            background: var(--brand-primary-dark);
        }

        .header-hot-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-sub);
            flex-wrap: wrap;
        }

        .header-hot-tags .hot-tag {
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            background: var(--bg-warm);
            border: 1px solid var(--border-soft);
            color: var(--text-sub);
            font-size: 12px;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .header-hot-tags .hot-tag:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
            background: #fff;
        }

        .nav-main {
            background: var(--brand-secondary);
            padding: 0;
        }

        .nav-main .container-custom {
            display: flex;
            align-items: center;
            gap: 28px;
            min-height: 52px;
            overflow-x: auto;
            scrollbar-width: thin;
            scrollbar-color: rgba(255,255,255,0.2) transparent;
        }

        .nav-main .container-custom::-webkit-scrollbar {
            height: 3px;
        }

        .nav-main .container-custom::-webkit-scrollbar-thumb {
            background: rgba(255,255,255,0.2);
            border-radius: 10px;
        }

        .nav-link-item {
            color: rgba(255,255,255,0.78);
            font-size: 15px;
            font-weight: 500;
            padding: 12px 2px;
            white-space: nowrap;
            border-bottom: 3px solid transparent;
            transition: var(--transition-base);
            position: relative;
            display: inline-block;
        }

        .nav-link-item:hover,
        .nav-link-item.active {
            color: #fff;
            border-bottom-color: var(--brand-accent);
        }

        .nav-link-item .nav-badge {
            background: var(--brand-primary);
            color: #fff;
            font-size: 10px;
            padding: 2px 8px;
            border-radius: var(--radius-pill);
            margin-left: 6px;
            vertical-align: middle;
        }

        .mobile-nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--brand-secondary);
            font-size: 26px;
            cursor: pointer;
            padding: 4px;
        }

        @media (max-width: 991.98px) {
            .mobile-nav-toggle {
                display: block;
            }

            .header-search {
                display: none;
            }

            .header-hot-tags {
                display: none;
            }

            .nav-main .container-custom {
                gap: 20px;
                min-height: 46px;
            }
        }

        @media (max-width: 575.98px) {
            .header-top-bar {
                font-size: 12px;
            }
            .header-top-left,
            .header-top-right {
                gap: 10px;
            }
            .brand-logo {
                font-size: 17px;
            }
            .brand-logo-icon {
                width: 36px;
                height: 36px;
                font-size: 17px;
                border-radius: 10px;
            }
            .header-main {
                padding: 10px 0;
            }
            .header-main .container-custom {
                gap: 10px;
            }
            .nav-link-item {
                font-size: 14px;
                padding: 10px 2px;
            }
        }

        /* ============ Hero - 创作者主页头图风格 ============ */
        .hero-creator {
            position: relative;
            background: linear-gradient(135deg, var(--brand-secondary) 0%, var(--brand-secondary-light) 45%, #3a4a5c 100%);
            border-radius: 0 0 var(--radius-xl) var(--radius-xl);
            overflow: hidden;
            margin-bottom: 36px;
        }

        .hero-creator::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            z-index: 1;
        }

        .hero-creator::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(31,42,56,0.55) 0%, rgba(31,42,56,0.85) 100%);
            z-index: 2;
        }

        .hero-creator .container-custom {
            position: relative;
            z-index: 5;
            padding-top: 56px;
            padding-bottom: 52px;
        }

        .hero-creator-content {
            display: flex;
            align-items: flex-start;
            gap: 36px;
            flex-wrap: wrap;
        }

        .hero-creator-profile {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            flex: 1 1 480px;
            min-width: 0;
        }

        .hero-avatar {
            width: 92px;
            height: 92px;
            border-radius: 28px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 38px;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 8px 28px rgba(232,83,63,0.4);
            border: 3px solid rgba(255,255,255,0.25);
        }

        .hero-creator-meta {
            flex: 1;
            min-width: 0;
        }

        .hero-creator-meta h1 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 6px 0;
            line-height: 1.35;
            letter-spacing: 0.5px;
        }

        .hero-creator-meta h1 .hero-highlight {
            color: var(--brand-accent);
        }

        .hero-creator-tagline {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255,255,255,0.85);
            font-size: 15px;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .hero-creator-tagline .verify-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(245,166,35,0.2);
            color: var(--brand-accent);
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
        }

        .hero-creator-desc {
            color: rgba(255,255,255,0.8);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 18px;
            max-width: 560px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-hero-primary {
            background: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 20px rgba(232,83,63,0.35);
        }

        .btn-hero-primary:hover {
            background: var(--brand-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(232,83,63,0.45);
            color: #fff;
        }

        .btn-hero-secondary {
            background: rgba(255,255,255,0.12);
            color: #fff;
            border: 1.5px solid rgba(255,255,255,0.25);
            border-radius: var(--radius-pill);
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-hero-secondary:hover {
            background: rgba(255,255,255,0.2);
            border-color: rgba(255,255,255,0.4);
            color: #fff;
        }

        .hero-data-badges {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            flex: 0 0 auto;
        }

        .hero-badge-card {
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            text-align: center;
            min-width: 110px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            transition: var(--transition-base);
        }

        .hero-badge-card:hover {
            background: rgba(255,255,255,0.18);
            border-color: rgba(255,255,255,0.35);
            transform: translateY(-4px);
        }

        .hero-badge-number {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .hero-badge-number .badge-unit {
            font-size: 14px;
            font-weight: 500;
            color: var(--brand-accent);
            margin-left: 2px;
        }

        .hero-badge-label {
            font-size: 12px;
            color: rgba(255,255,255,0.7);
            margin-top: 4px;
        }

        @media (max-width: 991.98px) {
            .hero-creator .container-custom {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .hero-creator-content {
                flex-direction: column;
                gap: 28px;
            }
            .hero-creator-profile {
                flex: 1 1 100%;
            }
            .hero-data-badges {
                width: 100%;
                justify-content: flex-start;
                gap: 12px;
            }
            .hero-badge-card {
                flex: 1;
                min-width: 80px;
                padding: 14px 14px;
            }
            .hero-badge-number {
                font-size: 22px;
            }
        }

        @media (max-width: 575.98px) {
            .hero-creator .container-custom {
                padding-top: 28px;
                padding-bottom: 28px;
            }
            .hero-creator-profile {
                flex-direction: column;
                gap: 14px;
            }
            .hero-avatar {
                width: 68px;
                height: 68px;
                font-size: 28px;
                border-radius: 20px;
            }
            .hero-creator-meta h1 {
                font-size: 22px;
            }
            .hero-creator-desc {
                font-size: 14px;
            }
            .btn-hero-primary,
            .btn-hero-secondary {
                padding: 10px 18px;
                font-size: 14px;
            }
            .hero-data-badges {
                gap: 8px;
            }
            .hero-badge-card {
                padding: 10px 8px;
            }
            .hero-badge-number {
                font-size: 18px;
            }
        }

        /* ============ 通用板块 ============ */
        .section-block {
            margin-bottom: 42px;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 22px;
            flex-wrap: wrap;
        }

        .section-title-group h2 {
            font-size: 26px;
            font-weight: 800;
            color: var(--text-main);
            margin: 0 0 6px 0;
        }

        .section-title-group .section-subtitle {
            font-size: 15px;
            color: var(--text-sub);
            margin: 0;
            line-height: 1.6;
        }

        .section-header .section-more {
            font-size: 14px;
            color: var(--brand-primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
        }

        .section-header .section-more:hover {
            color: var(--brand-primary-dark);
        }

        @media (max-width: 575.98px) {
            .section-title-group h2 {
                font-size: 20px;
            }
            .section-title-group .section-subtitle {
                font-size: 13px;
            }
        }

        /* ============ 数据指标看板 ============ */
        .metrics-board {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .metric-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
            opacity: 0;
            transition: var(--transition-base);
        }

        .metric-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .metric-card:hover::before {
            opacity: 1;
        }

        .metric-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: var(--brand-accent-soft);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--brand-primary);
            margin-bottom: 12px;
        }

        .metric-value {
            font-size: 32px;
            font-weight: 800;
            color: var(--brand-secondary);
            line-height: 1.2;
        }

        .metric-value span {
            font-size: 16px;
            color: var(--text-sub);
            font-weight: 500;
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-sub);
            margin-top: 6px;
        }

        @media (max-width: 991.98px) {
            .metrics-board {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }

        @media (max-width: 575.98px) {
            .metrics-board {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .metric-card {
                padding: 16px;
            }
            .metric-value {
                font-size: 24px;
            }
        }

        /* ============ 服务矩阵 ============ */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .service-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .service-card-img {
            position: relative;
            height: 180px;
            overflow: hidden;
            background: var(--brand-secondary-light);
        }

        .service-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }

        .service-card:hover .service-card-img img {
            transform: scale(1.05);
        }

        .service-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(31,42,56,0.6) 100%);
        }

        .service-card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: var(--brand-primary);
            color: #fff;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
        }

        .service-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .service-card-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px 0;
        }

        .service-card-body p {
            font-size: 14px;
            color: var(--text-sub);
            margin: 0 0 16px 0;
            line-height: 1.6;
            flex: 1;
        }

        .service-card-link {
            font-size: 14px;
            color: var(--brand-primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .service-card-link:hover {
            color: var(--brand-primary-dark);
        }

        @media (max-width: 991.98px) {
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 575.98px) {
            .service-matrix {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .service-card-img {
                height: 150px;
            }
        }

        /* ============ 结果对比 ============ */
        .compare-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .compare-card {
            border-radius: var(--radius-lg);
            padding: 26px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
        }

        .compare-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .compare-card.before {
            background: #F5F2EF;
            border-color: #E0D9D3;
        }

        .compare-card.after {
            background: linear-gradient(135deg, #FFF8F5, #FEF0EC);
            border-color: #F5C6B8;
        }

        .compare-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 14px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .compare-card.before h3 {
            color: var(--text-sub);
        }

        .compare-card.after h3 {
            color: var(--brand-primary);
        }

        .compare-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .compare-list li {
            padding: 8px 0;
            font-size: 14px;
            color: var(--text-main);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            border-bottom: 1px solid rgba(255,255,255,0.4);
        }

        .compare-card.before .compare-list li {
            border-bottom-color: #E8E0D9;
            color: var(--text-sub);
        }

        .compare-list li:last-child {
            border-bottom: none;
        }

        .compare-list i {
            font-size: 16px;
            margin-top: 2px;
            flex-shrink: 0;
        }

        .compare-card.before .compare-list i {
            color: #B0A39A;
        }

        .compare-card.after .compare-list i {
            color: var(--brand-primary);
        }

        @media (max-width: 767.98px) {
            .compare-wrap {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ============ 里程碑/时间线 ============ */
        .timeline-wrap {
            position: relative;
            padding-left: 32px;
        }

        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--brand-primary), var(--brand-accent));
            border-radius: 10px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 24px;
            padding-left: 20px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 5px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--brand-primary);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px rgba(232,83,63,0.25);
            z-index: 2;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-stage {
            font-size: 13px;
            color: var(--brand-primary);
            font-weight: 700;
            margin-bottom: 4px;
            letter-spacing: 0.5px;
        }

        .timeline-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 4px 0;
        }

        .timeline-item p {
            font-size: 14px;
            color: var(--text-sub);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 575.98px) {
            .timeline-wrap {
                padding-left: 24px;
            }
            .timeline-item {
                padding-left: 12px;
            }
            .timeline-item::before {
                left: -21px;
                width: 12px;
                height: 12px;
            }
        }

        /* ============ 资讯流 + 热榜 ============ */
        .news-hot-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 24px;
            align-items: start;
        }

        .news-feed {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            padding: 24px;
        }

        .news-feed-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
            gap: 10px;
            flex-wrap: wrap;
        }

        .news-feed-header h2 {
            font-size: 20px;
            font-weight: 800;
            margin: 0;
            color: var(--text-main);
        }

        .news-item {
            display: flex;
            gap: 16px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition-base);
            cursor: pointer;
        }

        .news-item:last-child {
            border-bottom: none;
        }

        .news-item:hover {
            background: var(--bg-warm);
            border-radius: var(--radius-sm);
            padding-left: 8px;
            padding-right: 8px;
        }

        .news-item-img {
            width: 150px;
            min-height: 100px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--brand-secondary-light);
        }

        .news-item-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }

        .news-item:hover .news-item-img img {
            transform: scale(1.04);
        }

        .news-item-content {
            flex: 1;
            min-width: 0;
        }

        .news-item-content h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 6px 0;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item-content p {
            font-size: 13px;
            color: var(--text-sub);
            margin: 0 0 8px 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-light);
        }

        .news-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .hot-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .hot-rank-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            padding: 20px;
        }

        .hot-rank-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 12px 0;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hot-rank-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .hot-rank-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 14px;
            color: var(--text-main);
            transition: var(--transition-base);
            cursor: pointer;
        }

        .hot-rank-list li:last-child {
            border-bottom: none;
        }

        .hot-rank-list li:hover {
            color: var(--brand-primary);
            padding-left: 6px;
        }

        .rank-number {
            width: 22px;
            height: 22px;
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 700;
            flex-shrink: 0;
            background: var(--bg-warm);
            color: var(--text-sub);
        }

        .hot-rank-list li:nth-child(1) .rank-number {
            background: var(--brand-primary);
            color: #fff;
        }

        .hot-rank-list li:nth-child(2) .rank-number {
            background: var(--brand-accent);
            color: #fff;
        }

        .hot-rank-list li:nth-child(3) .rank-number {
            background: #E8A87C;
            color: #fff;
        }

        @media (max-width: 991.98px) {
            .news-hot-layout {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .hot-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
        }

        @media (max-width: 575.98px) {
            .news-feed {
                padding: 16px;
            }
            .news-item {
                flex-direction: column;
                gap: 10px;
            }
            .news-item-img {
                width: 100%;
                min-height: 140px;
            }
            .hot-sidebar {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* ============ 行业场景卡 ============ */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .scene-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
        }

        .scene-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: var(--brand-primary);
        }

        .scene-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: var(--brand-accent-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--brand-primary);
            margin-bottom: 12px;
        }

        .scene-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 6px 0;
            color: var(--text-main);
        }

        .scene-card p {
            font-size: 13px;
            color: var(--text-sub);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 991.98px) {
            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }

        @media (max-width: 575.98px) {
            .scene-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .scene-card {
                padding: 16px;
            }
        }

        /* ============ 痛点清单 ============ */
        .pain-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .pain-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
        }

        .pain-item:hover {
            border-color: var(--brand-primary);
            box-shadow: var(--shadow-hover);
        }

        .pain-num {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: var(--brand-secondary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .pain-item .pain-text {
            flex: 1;
        }

        .pain-item .pain-text strong {
            font-size: 15px;
            color: var(--text-main);
            display: block;
            margin-bottom: 2px;
        }

        .pain-item .pain-text span {
            font-size: 14px;
            color: var(--text-sub);
        }

        .pain-solution {
            font-size: 13px;
            color: var(--brand-primary);
            font-weight: 600;
            flex-shrink: 0;
            align-self: center;
        }

        @media (max-width: 575.98px) {
            .pain-item {
                padding: 12px 14px;
                gap: 10px;
            }
            .pain-solution {
                display: none;
            }
        }

        /* ============ 专题条 ============ */
        .topic-strip {
            background: linear-gradient(135deg, var(--brand-secondary) 0%, var(--brand-secondary-light) 60%, #3a4a5c 100%);
            border-radius: var(--radius-lg);
            padding: 30px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .topic-strip::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            z-index: 1;
        }

        .topic-strip > * {
            position: relative;
            z-index: 2;
        }

        .topic-strip h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 6px 0;
        }

        .topic-strip p {
            font-size: 14px;
            color: rgba(255,255,255,0.75);
            margin: 0;
        }

        .topic-strip .topic-badge {
            background: var(--brand-accent);
            color: var(--brand-secondary);
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 14px;
            white-space: nowrap;
        }

        @media (max-width: 575.98px) {
            .topic-strip {
                flex-direction: column;
                align-items: flex-start;
                padding: 20px;
                gap: 12px;
            }
        }

        /* ============ 最新动态 ============ */
        .latest-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .latest-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
        }

        .latest-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .latest-card-img {
            height: 140px;
            background: var(--brand-secondary-light);
            overflow: hidden;
        }

        .latest-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }

        .latest-card:hover .latest-card-img img {
            transform: scale(1.05);
        }

        .latest-card-body {
            padding: 16px;
        }

        .latest-card-body h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 6px 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .latest-card-body p {
            font-size: 13px;
            color: var(--text-sub);
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        @media (max-width: 991.98px) {
            .latest-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }

        @media (max-width: 575.98px) {
            .latest-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .latest-card-img {
                height: 120px;
            }
        }

        /* ============ 会员权益 ============ */
        .benefit-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .benefit-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: var(--transition-base);
        }

        .benefit-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: var(--brand-accent);
        }

        .benefit-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--brand-accent-soft);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--brand-primary);
            margin-bottom: 10px;
        }

        .benefit-card h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 4px 0;
        }

        .benefit-card p {
            font-size: 13px;
            color: var(--text-sub);
            margin: 0;
        }

        @media (max-width: 991.98px) {
            .benefit-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }

        @media (max-width: 575.98px) {
            .benefit-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }
        }

        /* ============ 媒体合作 ============ */
        .media-partners {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
        }

        .media-partner-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 700;
            color: var(--text-sub);
            opacity: 0.7;
            transition: var(--transition-base);
            cursor: default;
        }

        .media-partner-item:hover {
            opacity: 1;
            color: var(--brand-primary);
        }

        .media-partner-item i {
            font-size: 20px;
        }

        @media (max-width: 575.98px) {
            .media-partners {
                padding: 16px;
                gap: 12px;
                justify-content: flex-start;
            }
            .media-partner-item {
                font-size: 13px;
            }
        }

        /* ============ 适用人群 ============ */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .audience-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
        }

        .audience-card:hover {
            border-color: var(--brand-primary);
            box-shadow: var(--shadow-hover);
        }

        .audience-card .audience-icon {
            font-size: 28px;
            color: var(--brand-primary);
            margin-bottom: 10px;
        }

        .audience-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 6px 0;
        }

        .audience-card p {
            font-size: 13px;
            color: var(--text-sub);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 991.98px) {
            .audience-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* ============ 节日战役区 ============ */
        .campaign-zone {
            background: linear-gradient(135deg, #FEF3E2 0%, #FDE8D8 50%, #FBE0D0 100%);
            border-radius: var(--radius-lg);
            padding: 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            border: 1px solid #F5D5BE;
            position: relative;
            overflow: hidden;
        }

        .campaign-zone::before {
            content: '';
            position: absolute;
            right: -40px;
            top: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(232,83,63,0.1);
        }

        .campaign-zone h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-secondary);
            margin: 0 0 6px 0;
        }

        .campaign-zone p {
            font-size: 14px;
            color: var(--text-sub);
            margin: 0;
        }

        .campaign-cta {
            background: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .campaign-cta:hover {
            background: var(--brand-primary-dark);
            color: #fff;
            transform: translateY(-2px);
        }

        @media (max-width: 575.98px) {
            .campaign-zone {
                flex-direction: column;
                align-items: flex-start;
                padding: 20px;
                gap: 14px;
            }
            .campaign-zone h3 {
                font-size: 18px;
            }
        }

        /* ============ 平台保障 ============ */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 14px;
        }

        .guarantee-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 18px 14px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
        }

        .guarantee-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .guarantee-icon {
            font-size: 26px;
            color: var(--brand-primary);
            margin-bottom: 8px;
        }

        .guarantee-card h3 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 4px 0;
        }

        .guarantee-card p {
            font-size: 12px;
            color: var(--text-sub);
            margin: 0;
        }

        @media (max-width: 991.98px) {
            .guarantee-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
            }
        }

        @media (max-width: 575.98px) {
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .guarantee-card {
                padding: 14px 10px;
            }
        }

        /* ============ FAQ ============ */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md) !important;
            margin-bottom: 10px;
            background: var(--bg-white);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .faq-accordion .accordion-button {
            background: var(--bg-white);
            color: var(--text-main);
            font-weight: 600;
            font-size: 15px;
            padding: 16px 20px;
            border: none;
            box-shadow: none;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--brand-accent-soft);
            color: var(--brand-primary);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--brand-primary);
            outline-offset: -2px;
        }

        .faq-accordion .accordion-body {
            font-size: 14px;
            color: var(--text-sub);
            padding: 16px 20px;
            line-height: 1.7;
        }

        /* ============ 贡献者榜 ============ */
        .contributor-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }

        .contributor-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 18px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            gap: 12px;
            transition: var(--transition-base);
        }

        .contributor-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .contributor-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            flex-shrink: 0;
        }

        .contributor-info h3 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 2px 0;
        }

        .contributor-info p {
            font-size: 12px;
            color: var(--text-sub);
            margin: 0;
        }

        @media (max-width: 991.98px) {
            .contributor-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
        }

        @media (max-width: 575.98px) {
            .contributor-list {
                grid-template-columns: 1fr;
                gap: 8px;
            }
        }

        /* ============ 订阅/转化表单 ============ */
        .subscribe-section {
            background: linear-gradient(135deg, var(--brand-secondary) 0%, var(--brand-secondary-light) 70%);
            border-radius: var(--radius-xl);
            padding: 44px 36px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .subscribe-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-4.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
            z-index: 1;
        }

        .subscribe-section > * {
            position: relative;
            z-index: 2;
        }

        .subscribe-section h2 {
            font-size: 28px;
            font-weight: 800;
            margin: 0 0 10px 0;
        }

        .subscribe-section p {
            font-size: 15px;
            color: rgba(255,255,255,0.8);
            margin: 0 0 24px 0;
            max-width: 560px;
            display: inline-block;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
        }

        .subscribe-form input {
            flex: 1;
            border: none;
            border-radius: var(--radius-pill);
            padding: 14px 22px;
            font-size: 15px;
            background: rgba(255,255,255,0.95);
            color: var(--text-main);
        }

        .subscribe-form input:focus {
            outline: 2px solid var(--brand-accent);
        }

        .subscribe-form button {
            background: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .subscribe-form button:hover {
            background: var(--brand-primary-dark);
            transform: translateY(-2px);
        }

        @media (max-width: 575.98px) {
            .subscribe-section {
                padding: 28px 18px;
                border-radius: var(--radius-lg);
            }
            .subscribe-section h2 {
                font-size: 20px;
            }
            .subscribe-section p {
                font-size: 13px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form button {
                width: 100%;
            }
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--brand-secondary);
            color: rgba(255,255,255,0.75);
            padding: 40px 0 30px 0;
            margin-top: 48px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 28px;
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 10px 0;
        }

        .footer-brand p {
            font-size: 14px;
            margin: 0;
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-column h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px 0;
        }

        .footer-column ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-column ul li {
            margin-bottom: 8px;
        }

        .footer-column ul li a {
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            transition: var(--transition-base);
        }

        .footer-column ul li a:hover {
            color: var(--brand-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255,255,255,0.5);
        }

        .footer-bottom a {
            color: rgba(255,255,255,0.6);
        }

        .footer-bottom a:hover {
            color: var(--brand-accent);
        }

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .site-footer {
                padding: 28px 0 20px 0;
            }
        }

        /* ============ 按钮通用 ============ */
        .btn-brand-outline {
            background: transparent;
            color: var(--brand-primary);
            border: 2px solid var(--brand-primary);
            border-radius: var(--radius-pill);
            padding: 10px 22px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-brand-outline:hover {
            background: var(--brand-primary);
            color: #fff;
        }

        .btn-brand-solid {
            background: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            padding: 10px 22px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-brand-solid:hover {
            background: var(--brand-primary-dark);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ============ 区块分割线微调 ============ */
        .section-divider {
            border: none;
            height: 1px;
            background: var(--border-light);
            margin: 0;
        }

:root {
            --brand-primary: #E8533F;
            --brand-primary-dark: #C93F2E;
            --brand-secondary: #1F2A38;
            --brand-secondary-light: #2B3A4D;
            --brand-accent: #F5A623;
            --brand-accent-soft: #FEF3E2;
            --bg-warm: #FAF8F6;
            --bg-white: #FFFFFF;
            --text-main: #1F2937;
            --text-sub: #6B7280;
            --text-light: #9CA3AF;
            --border-soft: #E8E4E0;
            --border-light: #F0EDEA;
            --radius-xl: 28px;
            --radius-lg: 22px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --radius-pill: 50px;
            --shadow-card: 0 4px 20px rgba(0,0,0,0.05);
            --shadow-hover: 0 14px 40px rgba(0,0,0,0.10);
            --shadow-nav: 0 2px 16px rgba(0,0,0,0.06);
            --transition-base: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-warm);
            color: var(--text-main);
            line-height: 1.65;
            margin: 0;
            padding: 0;
            font-size: 16px;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }

        a:hover {
            text-decoration: none;
        }

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button:focus, a:focus, input:focus, select:focus, textarea:focus {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (min-width: 1400px) {
            .container-custom {
                max-width: 1320px;
            }
        }

        @media (max-width: 768px) {
            .container-custom {
                padding-left: 18px;
                padding-right: 18px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--bg-white);
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid var(--border-light);
        }

        .header-top-bar {
            background: var(--brand-secondary);
            padding: 8px 0;
            font-size: 13px;
            color: rgba(255,255,255,0.85);
        }

        .header-top-bar .container-custom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px 16px;
        }

        .header-top-bar a {
            color: rgba(255,255,255,0.85);
        }

        .header-top-bar a:hover {
            color: var(--brand-accent);
        }

        .header-top-left,
        .header-top-right {
            display: flex;
            align-items: center;
            gap: 18px;
        }

        .header-main {
            padding: 14px 0;
            background: var(--bg-white);
        }

        .header-main .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-secondary);
            white-space: nowrap;
        }

        .brand-logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #fff;
            flex-shrink: 0;
        }

        .brand-logo span {
            color: var(--brand-primary);
        }

        .header-search {
            flex: 1;
            max-width: 420px;
            position: relative;
            min-width: 200px;
        }

        .header-search input {
            width: 100%;
            border: 2px solid var(--border-soft);
            border-radius: var(--radius-pill);
            padding: 10px 46px 10px 20px;
            background: var(--bg-warm);
            font-size: 14px;
            color: var(--text-main);
            transition: var(--transition-base);
        }

        .header-search input:focus {
            border-color: var(--brand-primary);
            background: #fff;
            outline: none;
        }

        .header-search button {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            background: var(--brand-primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .header-search button:hover {
            background: var(--brand-primary-dark);
        }

        .header-hot-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-sub);
            flex-wrap: wrap;
        }

        .hot-tag {
            background: var(--bg-warm);
            border: 1px solid var(--border-light);
            color: var(--text-sub);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .hot-tag:hover {
            background: var(--brand-accent-soft);
            border-color: var(--brand-accent);
            color: var(--brand-primary-dark);
        }

        .nav-main {
            background: var(--bg-white);
            border-top: 1px solid var(--border-light);
            position: relative;
        }

        .nav-main .container-custom {
            display: flex;
            align-items: center;
            gap: 6px;
            overflow-x: auto;
            scrollbar-width: thin;
            scrollbar-color: var(--border-soft) transparent;
            -webkit-overflow-scrolling: touch;
            padding-top: 4px;
            padding-bottom: 4px;
        }

        .nav-main .container-custom::-webkit-scrollbar {
            height: 3px;
        }

        .nav-main .container-custom::-webkit-scrollbar-thumb {
            background: var(--border-soft);
            border-radius: 10px;
        }

        .nav-link-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-sub);
            border-radius: var(--radius-sm);
            transition: var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .nav-link-item:hover {
            color: var(--brand-primary);
            background: var(--brand-accent-soft);
        }

        .nav-link-item.active {
            color: var(--brand-primary);
            background: var(--brand-accent-soft);
            font-weight: 600;
        }

        .nav-link-item.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            border-radius: 3px 3px 0 0;
            background: var(--brand-primary);
        }

        .nav-badge {
            background: var(--brand-primary);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: var(--radius-pill);
            line-height: 1.4;
        }

        .nav-mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-sub);
            cursor: pointer;
            padding: 8px;
            margin-left: auto;
            border-radius: var(--radius-sm);
            transition: var(--transition-base);
        }

        .nav-mobile-toggle:hover {
            background: var(--bg-warm);
            color: var(--brand-primary);
        }

        @media (max-width: 992px) {
            .header-hot-tags {
                display: none;
            }
            .header-search {
                max-width: 320px;
            }
        }

        @media (max-width: 768px) {
            .header-main .container-custom {
                gap: 12px;
            }
            .header-search {
                order: 3;
                flex-basis: 100%;
                max-width: none;
                min-width: 0;
            }
            .header-hot-tags {
                display: none;
            }
            .nav-mobile-toggle {
                display: block;
            }
            .nav-main .container-custom {
                flex-wrap: nowrap;
                overflow-x: auto;
                justify-content: flex-start;
                gap: 4px;
            }
            .nav-link-item {
                padding: 10px 14px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .brand-logo {
                font-size: 17px;
            }
            .brand-logo-icon {
                width: 36px;
                height: 36px;
                font-size: 17px;
                border-radius: 10px;
            }
            .header-main {
                padding: 10px 0;
            }
            .nav-link-item {
                padding: 9px 12px;
                font-size: 13px;
            }
        }

        /* ============ Hero 卡片堆叠首屏 ============ */
        .hero-stacked {
            padding: 60px 0 80px;
            background: linear-gradient(160deg, #1F2A38 0%, #2B3A4D 45%, #E8533F 140%);
            position: relative;
            overflow: hidden;
        }

        .hero-stacked::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: rgba(245,166,35,0.12);
            pointer-events: none;
        }

        .hero-stacked::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(232,83,63,0.15);
            pointer-events: none;
        }

        .hero-stacked .container-custom {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.12);
            border: 1px solid rgba(255,255,255,0.2);
            color: #F5A623;
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 20px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .hero-main-title {
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .hero-main-title .highlight {
            color: #F5A623;
        }

        .hero-main-desc {
            font-size: 17px;
            color: rgba(255,255,255,0.75);
            max-width: 560px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 36px;
        }

        .btn-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-primary);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition-base);
            box-shadow: 0 6px 20px rgba(232,83,63,0.35);
        }

        .btn-brand:hover {
            background: var(--brand-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(232,83,63,0.45);
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255,255,255,0.4);
            padding: 11px 26px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .btn-outline-white:hover {
            border-color: #fff;
            color: #fff;
            background: rgba(255,255,255,0.08);
            transform: translateY(-2px);
        }

        .hero-cards-stack {
            display: grid;
            grid-template-columns: 1.2fr 0.9fr;
            gap: 20px;
            margin-top: 10px;
        }

        .hero-card-main {
            background: rgba(255,255,255,0.95);
            border-radius: var(--radius-xl);
            padding: 30px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.25);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            position: relative;
            overflow: hidden;
        }

        .hero-card-main::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
        }

        .hero-card-main h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--brand-secondary);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .hero-card-main p {
            color: var(--text-sub);
            font-size: 15px;
            line-height: 1.75;
            margin-bottom: 18px;
        }

        .hero-card-main .hero-card-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .hero-card-main .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-card-main .hero-stat-number {
            font-size: 26px;
            font-weight: 700;
            color: var(--brand-primary);
            line-height: 1.2;
        }

        .hero-card-main .hero-stat-label {
            font-size: 13px;
            color: var(--text-sub);
        }

        .hero-card-main img {
            border-radius: var(--radius-md);
            margin-bottom: 18px;
            width: 100%;
            height: 180px;
            object-fit: cover;
            aspect-ratio: 16/9;
        }

        .hero-card-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .hero-side-card {
            background: rgba(255,255,255,0.9);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            box-shadow: 0 12px 35px rgba(0,0,0,0.2);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: var(--transition-base);
        }

        .hero-side-card:hover {
            background: rgba(255,255,255,0.98);
            box-shadow: 0 16px 45px rgba(0,0,0,0.3);
        }

        .hero-side-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--brand-secondary);
            margin-bottom: 8px;
        }

        .hero-side-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .hero-side-card .side-card-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--brand-accent-soft);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 12px;
        }

        .hero-side-card:nth-child(2) .side-card-icon {
            background: #E8F4FD;
            color: #2B6CB0;
        }

        @media (max-width: 992px) {
            .hero-stacked {
                padding: 48px 0 60px;
            }
            .hero-main-title {
                font-size: 32px;
            }
            .hero-cards-stack {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .hero-stacked {
                padding: 36px 0 48px;
            }
            .hero-main-title {
                font-size: 26px;
            }
            .hero-main-desc {
                font-size: 15px;
                margin-bottom: 20px;
            }
            .hero-actions {
                gap: 10px;
                margin-bottom: 28px;
            }
            .btn-brand, .btn-outline-white {
                padding: 10px 20px;
                font-size: 14px;
            }
            .hero-card-main {
                padding: 20px;
            }
            .hero-card-main h2 {
                font-size: 19px;
            }
            .hero-card-main .hero-stat-number {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .hero-main-title {
                font-size: 22px;
                letter-spacing: -0.2px;
            }
            .hero-badge {
                font-size: 12px;
                padding: 5px 12px;
            }
            .hero-card-main {
                padding: 16px;
                border-radius: var(--radius-lg);
            }
            .hero-side-card {
                padding: 16px 18px;
                border-radius: var(--radius-md);
            }
            .hero-card-main img {
                height: 140px;
            }
        }

        /* ============ 通用板块样式 ============ */
        .section-block {
            padding: 60px 0;
        }

        .section-block.alt-bg {
            background: var(--bg-white);
        }

        .section-block.dark-bg {
            background: var(--brand-secondary);
            color: #fff;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-secondary);
            margin-bottom: 10px;
            line-height: 1.35;
        }

        .section-header p {
            font-size: 16px;
            color: var(--text-sub);
            max-width: 640px;
            line-height: 1.75;
        }

        .dark-bg .section-header h2 {
            color: #fff;
        }

        .dark-bg .section-header p {
            color: rgba(255,255,255,0.7);
        }

        .section-tag {
            display: inline-block;
            background: var(--brand-accent-soft);
            color: var(--brand-primary-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 40px 0;
            }
            .section-header {
                margin-bottom: 28px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .section-header p {
                font-size: 14px;
            }
        }

        /* ============ 指标看板 ============ */
        .metrics-board {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
            gap: 10px;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
            opacity: 0;
            transition: var(--transition-base);
        }

        .metric-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .metric-card:hover::before {
            opacity: 1;
        }

        .metric-icon {
            width: 46px;
            height: 46px;
            border-radius: 12px;
            background: var(--brand-accent-soft);
            color: var(--brand-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .metric-card:nth-child(2) .metric-icon {
            background: #E8F4FD;
            color: #2B6CB0;
        }

        .metric-card:nth-child(3) .metric-icon {
            background: #EDF7ED;
            color: #2F855A;
        }

        .metric-card:nth-child(4) .metric-icon {
            background: #FEF3E2;
            color: #D69E2E;
        }

        .metric-number {
            font-size: 30px;
            font-weight: 700;
            color: var(--brand-secondary);
            line-height: 1.2;
        }

        .metric-number .unit {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-sub);
            margin-left: 2px;
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-sub);
            font-weight: 500;
        }

        @media (max-width: 992px) {
            .metrics-board {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .metrics-board {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-card {
                padding: 18px 16px;
                border-radius: var(--radius-md);
            }
            .metric-icon {
                width: 38px;
                height: 38px;
                font-size: 17px;
                border-radius: 10px;
            }
            .metric-number {
                font-size: 22px;
            }
            .metric-label {
                font-size: 12px;
            }
        }

        /* ============ 服务矩阵 ============ */
        .service-matrix {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .service-matrix-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .service-matrix-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--brand-primary);
        }

        .service-matrix-icon {
            width: 50px;
            height: 50px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
        }

        .service-matrix-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--brand-secondary);
            margin-bottom: 4px;
        }

        .service-matrix-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .service-matrix-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-primary);
            margin-top: auto;
        }

        .service-matrix-link:hover {
            color: var(--brand-primary-dark);
        }

        @media (max-width: 992px) {
            .service-matrix {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .service-matrix {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .service-matrix-card {
                padding: 20px 18px;
                border-radius: var(--radius-md);
            }
            .service-matrix-icon {
                width: 42px;
                height: 42px;
                font-size: 18px;
                border-radius: 12px;
            }
            .service-matrix-card h3 {
                font-size: 16px;
            }
        }

        /* ============ 场景入口 ============ */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .scene-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            min-height: 200px;
            background-size: cover;
            background-position: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            align-items: flex-end;
        }

        .scene-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.1) 55%, rgba(0,0,0,0.05) 100%);
            pointer-events: none;
        }

        .scene-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .scene-card-content {
            position: relative;
            z-index: 2;
            padding: 18px;
            width: 100%;
        }

        .scene-card-content h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .scene-card-content p {
            font-size: 13px;
            color: rgba(255,255,255,0.85);
            margin-bottom: 0;
            line-height: 1.5;
        }

        .scene-card-content .scene-badge {
            display: inline-block;
            background: rgba(255,255,255,0.2);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            color: #fff;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 10px;
            border: 1px solid rgba(255,255,255,0.3);
        }

        @media (max-width: 992px) {
            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .scene-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .scene-card {
                min-height: 170px;
                border-radius: var(--radius-md);
            }
        }

        /* ============ 结果对比 ============ */
        .compare-wrapper {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }

        .compare-table th {
            background: var(--brand-secondary);
            color: #fff;
            padding: 16px 20px;
            font-weight: 600;
            text-align: left;
            font-size: 14px;
        }

        .compare-table th:first-child {
            width: 18%;
        }

        .compare-table td {
            padding: 14px 20px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-sub);
            vertical-align: top;
        }

        .compare-table tr:last-child td {
            border-bottom: none;
        }

        .compare-table td:first-child {
            font-weight: 600;
            color: var(--brand-secondary);
        }

        .compare-table .compare-highlight {
            color: var(--brand-primary);
            font-weight: 600;
        }

        .compare-table .compare-check {
            color: #2F855A;
            font-weight: 600;
        }

        .compare-note {
            padding: 16px 20px;
            background: var(--bg-warm);
            font-size: 13px;
            color: var(--text-sub);
            border-top: 1px solid var(--border-light);
        }

        @media (max-width: 768px) {
            .compare-table th,
            .compare-table td {
                padding: 10px 14px;
                font-size: 12px;
            }
            .compare-table th:first-child {
                width: 22%;
            }
        }

        @media (max-width: 520px) {
            .compare-wrapper {
                border-radius: var(--radius-md);
                overflow-x: auto;
            }
            .compare-table {
                min-width: 560px;
                font-size: 12px;
            }
            .compare-table th,
            .compare-table td {
                padding: 8px 12px;
            }
        }

        /* ============ 里程碑 ============ */
        .milestone-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .milestone-timeline::before {
            content: '';
            position: absolute;
            top: 26px;
            left: 8%;
            right: 8%;
            height: 3px;
            background: var(--border-soft);
            border-radius: 2px;
        }

        .milestone-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            position: relative;
            z-index: 2;
            padding: 0 10px;
        }

        .milestone-dot {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            z-index: 3;
            box-shadow: 0 4px 14px rgba(232,83,63,0.35);
        }

        .milestone-item:nth-child(2) .milestone-dot {
            background: #2B6CB0;
            box-shadow: 0 4px 14px rgba(43,108,176,0.35);
        }

        .milestone-item:nth-child(3) .milestone-dot {
            background: #2F855A;
            box-shadow: 0 4px 14px rgba(47,133,90,0.35);
        }

        .milestone-item:nth-child(4) .milestone-dot {
            background: #D69E2E;
            box-shadow: 0 4px 14px rgba(214,158,46,0.35);
        }

        .milestone-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand-secondary);
            margin-bottom: 6px;
        }

        .milestone-item p {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.6;
            margin-bottom: 0;
        }

        @media (max-width: 768px) {
            .milestone-timeline {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px 16px;
            }
            .milestone-timeline::before {
                display: none;
            }
            .milestone-dot {
                width: 42px;
                height: 42px;
                font-size: 17px;
                margin-bottom: 12px;
            }
        }

        @media (max-width: 520px) {
            .milestone-timeline {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .milestone-item {
                padding: 0;
            }
        }

        /* ============ 资讯列表 ============ */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .news-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .news-card-img {
            aspect-ratio: 16/10;
            overflow: hidden;
            position: relative;
        }

        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .news-card:hover .news-card-img img {
            transform: scale(1.05);
        }

        .news-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--brand-primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            z-index: 2;
            box-shadow: 0 2px 8px rgba(0,0,0,0.15);
        }

        .news-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-card-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--brand-secondary);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .news-card-body p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.65;
            margin-bottom: 14px;
            flex: 1;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--text-light);
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
        }

        .news-card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        @media (max-width: 992px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .news-card {
                border-radius: var(--radius-md);
            }
            .news-card-body {
                padding: 14px 16px 16px;
            }
            .news-card-body h3 {
                font-size: 15px;
            }
        }

        /* ============ 平台保障 ============ */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .security-card {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .security-card:hover {
            background: rgba(255,255,255,0.1);
            border-color: rgba(255,255,255,0.25);
            transform: translateY(-3px);
        }

        .security-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(245,166,35,0.2);
            color: var(--brand-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
        }

        .security-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .security-card p {
            font-size: 14px;
            color: rgba(255,255,255,0.7);
            line-height: 1.7;
            margin-bottom: 0;
        }

        @media (max-width: 992px) {
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .security-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .security-card {
                padding: 20px 18px;
                border-radius: var(--radius-md);
            }
            .security-icon {
                width: 42px;
                height: 42px;
                font-size: 19px;
                border-radius: 10px;
            }
        }

        /* ============ 快速解答 / FAQ ============ */
        .faq-wrapper {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-white);
            box-shadow: 0 2px 10px rgba(0,0,0,0.03);
            transition: var(--transition-base);
        }

        .faq-accordion .accordion-item:hover {
            box-shadow: 0 4px 16px rgba(0,0,0,0.06);
        }

        .faq-accordion .accordion-button {
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-secondary);
            background: var(--bg-white);
            border: none;
            box-shadow: none;
            transition: var(--transition-base);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background: var(--brand-accent-soft);
        }

        .faq-accordion .accordion-button:focus {
            outline: none;
            box-shadow: none;
            border-color: var(--brand-primary);
        }

        .faq-accordion .accordion-button::after {
            background-size: 16px;
            transition: var(--transition-base);
        }

        .faq-accordion .accordion-body {
            padding: 16px 22px 20px;
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.75;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23E8533F'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }

        @media (max-width: 768px) {
            .faq-accordion .accordion-button {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-accordion .accordion-body {
                padding: 12px 16px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .faq-wrapper {
                max-width: 100%;
            }
            .faq-accordion .accordion-item {
                border-radius: var(--radius-sm) !important;
                margin-bottom: 8px;
            }
        }

        /* ============ 转化表单 ============ */
        .subscribe-section {
            background: linear-gradient(150deg, var(--brand-secondary) 0%, var(--brand-secondary-light) 60%, var(--brand-primary) 180%);
            padding: 60px 0;
            position: relative;
            overflow: hidden;
        }

        .subscribe-section::before {
            content: '';
            position: absolute;
            bottom: -100px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(245,166,35,0.15);
            pointer-events: none;
        }

        .subscribe-section::after {
            content: '';
            position: absolute;
            top: -60px;
            left: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(232,83,63,0.2);
            pointer-events: none;
        }

        .subscribe-section .container-custom {
            position: relative;
            z-index: 2;
        }

        .subscribe-box {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-xl);
            padding: 36px 40px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: center;
        }

        .subscribe-box h2 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .subscribe-box p {
            font-size: 15px;
            color: rgba(255,255,255,0.75);
            line-height: 1.75;
            margin-bottom: 0;
        }

        .subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .subscribe-form .form-group {
            margin-bottom: 0;
        }

        .subscribe-form .form-control {
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.25);
            border-radius: var(--radius-sm);
            padding: 12px 18px;
            font-size: 14px;
            color: #fff;
            transition: var(--transition-base);
        }

        .subscribe-form .form-control::placeholder {
            color: rgba(255,255,255,0.5);
        }

        .subscribe-form .form-control:focus {
            background: rgba(255,255,255,0.18);
            border-color: var(--brand-accent);
            color: #fff;
            outline: none;
            box-shadow: none;
        }

        .subscribe-form .btn-submit {
            background: var(--brand-primary);
            color: #fff;
            border: none;
            padding: 13px 28px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition-base);
            box-shadow: 0 6px 20px rgba(232,83,63,0.4);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .subscribe-form .btn-submit:hover {
            background: var(--brand-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(232,83,63,0.5);
            color: #fff;
        }

        .subscribe-form .form-check-input {
            background-color: rgba(255,255,255,0.1);
            border-color: rgba(255,255,255,0.3);
        }

        .subscribe-form .form-check-input:checked {
            background-color: var(--brand-accent);
            border-color: var(--brand-accent);
        }

        .subscribe-form .form-check-label {
            color: rgba(255,255,255,0.7);
            font-size: 13px;
        }

        .subscribe-form small {
            color: rgba(255,255,255,0.5);
            font-size: 12px;
            line-height: 1.5;
        }

        @media (max-width: 768px) {
            .subscribe-section {
                padding: 40px 0;
            }
            .subscribe-box {
                grid-template-columns: 1fr;
                padding: 26px 22px;
                gap: 20px;
                border-radius: var(--radius-lg);
            }
            .subscribe-box h2 {
                font-size: 20px;
            }
        }

        @media (max-width: 520px) {
            .subscribe-box {
                padding: 20px 16px;
                border-radius: var(--radius-md);
            }
            .subscribe-box h2 {
                font-size: 18px;
            }
            .subscribe-form .form-control {
                padding: 10px 14px;
                font-size: 13px;
            }
            .subscribe-form .btn-submit {
                padding: 11px 22px;
                font-size: 14px;
            }
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--brand-secondary);
            color: rgba(255,255,255,0.75);
            padding: 50px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 30px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand h3 span {
            color: var(--brand-primary);
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255,255,255,0.6);
        }

        .footer-column h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-column ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-column ul li {
            margin-bottom: 9px;
        }

        .footer-column ul li a {
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-column ul li a:hover {
            color: var(--brand-accent);
            transform: translateX(3px);
        }

        .footer-bottom {
            padding: 18px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255,255,255,0.45);
        }

        .footer-bottom a {
            color: rgba(255,255,255,0.55);
        }

        .footer-bottom a:hover {
            color: var(--brand-accent);
        }

        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                padding-bottom: 24px;
            }
            .footer-bottom {
                font-size: 12px;
                padding: 14px 0;
            }
        }

@media (max-width: 768px) {
            .nav-main .container-custom.show-mobile-nav {
                display: flex;
                flex-wrap: wrap;
                gap: 4px;
                padding: 10px 14px;
                max-height: none;
                overflow-y: visible;
            }
            .nav-main .container-custom.show-mobile-nav .nav-link-item {
                flex-basis: calc(50% - 4px);
                text-align: center;
                justify-content: center;
                padding: 10px 8px;
                font-size: 13px;
                border-radius: var(--radius-sm);
                background: var(--bg-warm);
                border: 1px solid var(--border-light);
            }
            .nav-main .container-custom.show-mobile-nav .nav-link-item.active {
                background: var(--brand-accent-soft);
                border-color: var(--brand-primary);
            }
            .nav-main .container-custom:not(.show-mobile-nav) .nav-link-item {
                display: none;
            }
            .nav-main .container-custom:not(.show-mobile-nav) {
                display: none;
            }
            .nav-mobile-toggle {
                display: block !important;
            }
            .nav-main .container-custom.show-mobile-nav::before {
                display: none;
            }
        }
        @media (min-width: 769px) {
            .nav-mobile-toggle {
                display: none !important;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}